package pref.junx.flybird.tools;

import android.graphics.Bitmap;
import android.graphics.BitmapFactory;
import android.util.Base64;

import java.io.ByteArrayOutputStream;

/**
 * Created by 半生瓜 on 2017/3/16.
 */

public class IconToStringBybase64 {
    /**  
          * 图片转成string  
          *   
          * @param bitmap  
          * @return  
          */
           public static String convertIconToString(Bitmap bitmap)
           {

         ByteArrayOutputStream baos = new ByteArrayOutputStream();// outputstream  
         bitmap.compress(Bitmap.CompressFormat.PNG, 100, baos);
         byte[] appicon = baos.toByteArray();// 转为byte数组  
         return Base64.encodeToString(appicon, Base64.DEFAULT);

        }
            /**
          * string转成bitmap  
          *   
          * @param st  
          */
             public static Bitmap convertStringToIcon(String st) {
        // OutputStream out;  
        Bitmap bitmap = null;
        try{
            // out = new FileOutputStream("/sdcard/aa.jpg");  
             byte[] bitmapArray;
             bitmapArray = Base64.decode(st,Base64.DEFAULT);
            bitmap=BitmapFactory.decodeByteArray(bitmapArray,0,bitmapArray.length);
            // bitmap.compress(Bitmap.CompressFormat.PNG, 100, out);  
           return bitmap;}
        catch (Exception e)  { return null;
             }
}}
